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Assessment

Building a General Quadratic Function

Curated and Reviewed by Lesson Planet
This Building a General Quadratic Function assessment also includes:

Rewrite a quadratic function to easily see the transformations involved. The instructional task takes a general quadratic function and rewrites it into a form that shows the translations and scaling of the parent quadratic function. The form allows the quadratic formula to be derived easily.

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CCSS: Designed
Concepts
quadratic formula, quadratic functions, completing the square, roots, zeros, transformations
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Additional Tags
math
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Instructional Ideas
  • For those that struggle with dealing with all the variables, have them work with concrete examples
Classroom Considerations
  • The class should be comfortable manipulating variables as opposed to numbers
  • Class members should have already completed the previous task, "Building an Explicit Quadratic Function"
Pros
  • The solution shows all the steps needed to go from one point to the next
  • Includes a connection to another task that uses a similar process
Cons
  • None